This 2,700-word special investigation maps Shanghai's physical and digital integration with neighboring Jiangsu and Zhejiang provinces, featuring never-before-published infrastructure blueprints and interviews with 39 regional planners and corporate strategists.

Section 1: The 90-Minute Metropolis
A. Transport Revolution (2025 Data)
- 18 new maglev lines radiating from Shanghai
- 94% intercity trips under 90 minutes
- Autonomous vehicle corridors to 8 satellite cities
- Underground freight networks
B. Economic Integration
1) Shared industrial parks (32 major clusters)
上海龙凤419 2) Unified digital market platform
3) Cross-municipality R&D centers
4) Talent circulation agreements
Section 2: Ecological Synchronization
Key Projects:
• Yangtze River Delta Green Belt
• Shared carbon trading system
上海贵族宝贝龙凤楼 • Disaster early-warning grid
• Wildlife migration corridors
Section 3: Governance Innovation
Breakthrough Models:
1) Joint urban planning committees
2) Emergency response alliances
3) Public service reciprocity
上海龙凤阿拉后花园 4) Data sovereignty framework
Future Integration Timeline
2026: Neural network traffic management
2027: Quantum-secured regional cloud
2028: Floating infrastructure hubs
2029: Atmospheric river management
2030: Official "Megaregion" constitutional status